An officer on routine patrol early Thursday morning at Lake Zorisnki spotted a vehicle parked in the parking lot by the baseball fields after the 10:00 closing time. 
The officer then observed a woman near the playground equipment with a can of spray paint.  
Officers searched the area and found the suspect had painted a piece of playground equipment, a porta-potty and a trash dumpster.  
18 year old Miranda Jacob was arrested for felony criminal mischief and unauthorized application of graffiti.